What is dr'. '.strtoupper('w')olff plantur 39 silver colour conditioner 150ml for a silver sheen with no yellow huethe colour silver colour conditioner reduces the yellow hue in coloured blonde and grey hair'. '.strtoupper('s')trong violet pigments are added to the hair with every wash'. '.strtoupper('t')he result is a cool, silvery sheen'. '.strtoupper('w')hat are the key features for hair over forty for a more lustrous silver sheen in bleached and grey hair with every wash with caffeine complex for bleached and grey hair also suitable for platinum blonde hair ingredients what are the active ingredients aqua, cetyl alcohol, behentrimonium chloride, caffeine, parfum, phenoxyethanol, citric acid, persea gratissima oil, methylparaben, hexyl cinnamal, ethylparaben, niacinamide, phytosterols, limonene, propylparaben, olea europaea fruit oil, linalool, zinc chloride, basic blue 99, basic red 76, sorbitan oleate, ascorbyl palmitate, tocopherol acetateingredients usage how to use dr'. '.strtoupper('w')olff plantur 39 silver colour conditioner 150ml application apply the colour conditioner evenly throughout the hair'. '.strtoupper('l')eave on for 2 to 5 mi nutes, depending on the de sired colour intensity'. '.strtoupper('t')hen rinse out.usage